Spiral bow



FIG. 1 is a top plan view of a spiral bow showing my new design;

FIG. 2 is a side view thereof;

FIG. 3 is an opposite side view of FIG. 2; and

FIG. 4 is a bottom view thereof;

FIG. 5 is a perspective view on an enlarged scale thereof.

The cross line shading is intended to represent conventional fabric.

The ornamental design for a spiral bow, substantially as shown.